RT-Thread-Studio/sdk-rt-thread-source-code: https://github.com/RT-Thread-Studio/sdk-rt-thread-source-code.git @ 4.0.3

yaxing.chen c0257098b9 release rt-thread v4.0.3		4 jaren geleden
..
sys	c0257098b9 release rt-thread v4.0.3	4 jaren geleden
SConscript	c0257098b9 release rt-thread v4.0.3	4 jaren geleden
readme.md	c0257098b9 release rt-thread v4.0.3	4 jaren geleden
termios.h	c0257098b9 release rt-thread v4.0.3	4 jaren geleden
time.c	c0257098b9 release rt-thread v4.0.3	4 jaren geleden
unistd.c	c0257098b9 release rt-thread v4.0.3	4 jaren geleden

Attentions

This folder is "common" for armlibc newlibc and dlib. It's not "common" for minilibc.
If you want to add new .c files, please do not forget to fix SConscript file too. eg:
```
if GetDepend('RT_USING_POSIX') == False:
    SrcRemove(src, ['unistd.c'])
```